Screen size
equal specsConcord3.5"
Sidekick 4G3.5"
Quick verdict
Sidekick 4G leads the measured specs 5-2.
Measured wins
Concord
2
spec wins
Ties
7
equal specs
Sidekick 4G
5
spec wins
Overall winner
Screen size
equal specsTechnology
Concord
GSM / HSPA
Sidekick 4G
GSM / HSPA
2G bands
Concord
GSM 850 / 900 / 1800 / 1900
Sidekick 4G
GSM 850 / 900 / 1800 / 1900
3G bands
Concord
HSDPA 850 / 1700 / 1900 / 2100
Sidekick 4G
HSDPA 1700 / 2100 , HSDPA 2100
Speed
Concord
HSPA 7.2/5.76 Mbps
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
equal specsWired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Sidekick 4G
HSPA 7.2/5.76 Mbps
Announced
Concord
2012, August. Released 2012, August
Sidekick 4G
2011, March. Released 2011, April 20
Status
Concord
Discontinued
Sidekick 4G
Discontinued
Dimensions
Concord
117 x 62 x 11.4 mm (4.61 x 2.44 x 0.45 in)
Sidekick 4G
127 x 61 x 15 mm (5.0 x 2.40 x 0.59 in)
Weight
Concord
100 g (3.53 oz)
Sidekick 4G
162 g (5.71 oz)
SIM
Concord
Mini-SIM
Sidekick 4G
Mini-SIM
Keyboard
Concord
-
Sidekick 4G
QWERTY
Other
Concord
-
Sidekick 4G
Optical trackpad
Type
Concord
TFT, 256K colors
Sidekick 4G
TFT
Size
Concord
3.5 inches, 36.5 cm2 (~50.3% screen-to-body ratio)
Sidekick 4G
3.5 inches, 34.9 cm2 (~45.0% screen-to-body ratio)
Resolution
Concord
320 x 480 pixels, 3:2 ratio (~165 ppi density)
Sidekick 4G
480 x 800 pixels, 5:3 ratio (~267 ppi density)
OS
Concord
Android 2.3.5 (Gingerbread)
Sidekick 4G
Android 2.2 (Froyo)
Chipset
Concord
BCM21553
Sidekick 4G
Hummingbird
CPU
Concord
832 MHz
Sidekick 4G
1.0 GHz Cortex-A8
GPU
Concord
-
Sidekick 4G
PowerVR SGX540
Card slot
Concord
microSDHC (dedicated slot), 2 GB included
Sidekick 4G
microSDHC (dedicated slot), 2 GB included
Internal
Concord
512MB 512MB RAM
Sidekick 4G
1GB 512MB RAM
Single
Concord
2 MP
Sidekick 4G
3.15 MP, AF
Video
Concord
480p
Sidekick 4G
480p@30fps
Other
Concord
No
Sidekick 4G
-
Single
Concord
-
Sidekick 4G
VGA
Video
Concord
-
Sidekick 4G
Loudspeaker
Concord
Yes
Sidekick 4G
Yes
3.5mm jack
Concord
Yes
Sidekick 4G
Yes
WLAN
Concord
Wi-Fi 802.11 b/g/n, hotspot
Sidekick 4G
Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth
Concord
3.0, A2DP
Sidekick 4G
3.0, A2DP
Positioning
Concord
GPS, A-GPS
Sidekick 4G
GPS, A-GPS
Radio
Concord
No
Sidekick 4G
Nо
USB
Concord
microUSB 2.0
Sidekick 4G
microUSB 2.0
Sensors
Concord
Accelerometer, proximity
Sidekick 4G
Accelerometer, proximity
Other
Concord
MP4/WMV/H.264 player MP3/WAV/WMA/eAAC+ player Organizer Document viewer Voice memo/dial Predictive text input
Sidekick 4G
T-Mobile TV MP4/H.264 player MP3/WAV/eAAC+ player Organizer ThinkFree Office document editor , PDF viewer Voice memo Predictive text input
Browser
Concord
-
Sidekick 4G
HTML, Adobe Flash
Type
Concord
Removable Li-Ion 1500 mAh battery
Sidekick 4G
Removable Li-Ion 1500 mAh battery
Stand-by
Concord
Up to 300 h
Sidekick 4G
Up to 456 h
Talk time
Concord
Up to 8 h 30 min
Sidekick 4G
Up to 6 h 30 min
Colors
Concord
Black
Sidekick 4G
Matte black, Pearl magenta
Price
Concord
About 80 EUR
Sidekick 4G
About 310 EUR
SAR
Concord
-
Sidekick 4G
0.34 W/kg (head) 0.96 W/kg (body)